var base = "";

       if (document.images) {            
            img1on = new Image();   img1on.src = base + "../images/mn-home-02.gif"; 
            img2on = new Image();   img2on.src = base + "../images/mn-corporate-profile-02.gif";  
            img3on = new Image();   img3on.src = base + "../images/mn-commercial-products-02.gif";  
            img4on = new Image();   img4on.src = base + "../images/mn-decorative-products-02.gif"; 
            img5on = new Image();   img5on.src = base + "../images/mn-port-folio-02.gif"; 
            img6on = new Image();   img6on.src = base + "../images/mn-career-02.gif"; 
            img7on = new Image();   img7on.src = base + "../images/mn-contact-us-02.gif";


            img1off = new Image();  img1off.src = base + "../images/mn-home-01.gif"; 
            img2off = new Image();  img2off.src = base + "../images/mn-corporate-profile-01.gif";
            img3off = new Image();  img3off.src = base + "../images/mn-commercial-products-01.gif";
            img4off = new Image();  img4off.src = base + "../images/mn-decorative-products-01.gif";
            img5off = new Image();  img5off.src = base + "../images/mn-port-folio-01.gif";
            img6off = new Image();  img6off.src = base + "../images/mn-career-01.gif";
            img7off = new Image();  img7off.src = base + "../images/mn-contact-us-01.gif";

	}

    function imgOn(imgName) {
            if (document.images) {
                document[imgName].src = eval(imgName + "on.src");       
            }
    }

    function imgOff(imgName) {
            if (document.images) {
                document[imgName].src = eval(imgName + "off.src");       
            }
    }